package top.yekongle.springcloud.controller;

import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;
import top.yekongle.springcloud.entity.CommonResult;
import top.yekongle.springcloud.entity.Payment;
import top.yekongle.springcloud.service.PaymentService;

import javax.annotation.Resource;
import java.util.List;
import java.util.concurrent.TimeUnit;

/**
 * @author Yekongle
 * @date 2020/10/18 22:38
 */
@RestController
@Slf4j
public class PaymentController {
    @Autowired
    private PaymentService paymentService;

    @Resource
    private DiscoveryClient discoveryClient;

    @Value("${server.port}")
    private String serverPort;

    @PostMapping("/payment/create")
    public CommonResult create(@RequestBody Payment payment) {
        int result = paymentService.create(payment);
        log.info("插入结果：{}", result);
        if (result > 0) {
            return new CommonResult(200,"插入数据库成功, serverPort: " + serverPort, result);
        }
        return new CommonResult(400,"插入数据库失败", null);
    }

    @GetMapping("/payment/get/{id}")
    public CommonResult getPayment(@PathVariable("id") Long id) {
        log.info("Request payment id {}", id);
        Payment payment = paymentService.getPaymentById(id);
        log.info("Payment: {}", payment.toString());
        int test = 0;

        if (payment != null) {
            return new CommonResult(200, "获取payment成功, serverPort: " + serverPort, payment);
        } else {
            return new CommonResult(400, "获取payment失败", null);
        }
    }

    @GetMapping(value = "/payment/discovery")
    public Object discovery() {
        List<String> services =  discoveryClient.getServices();
        for (String elements : services) {
            log.info("Element: {}", elements);
        }

        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");
        for (ServiceInstance instance : instances) {
            log.info(instance.getServiceId() + "\t" + instance.getHost() + "\t" + instance.getPort() + "\t" + instance.getUri());
        }

        return discoveryClient;
    }

    @GetMapping(value = "/payment/lb")
    public String getPaymentLB() {

        return serverPort;
    }

    @GetMapping(value = "/payment/feign/timeout")
    public String paymentFeignTimeout() {
        try {
            TimeUnit.SECONDS.sleep(3);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        return serverPort;
    }

    @GetMapping("/payment/zipkin")
    public String paymentZipkin() {
        return "hi ,i'am paymentzipkin server fall back，welcome to atguigu，O(∩_∩)O哈哈~";
    }

}
